Absorption comparison

Pick the products and the mounting you want to see on one chart. Up to 8 curves at once.

Clear selection

Sound absorption coefficient α_s

	100 Hz	125 Hz	160 Hz	200 Hz	250 Hz	315 Hz	400 Hz	500 Hz	630 Hz	800 Hz	1 kHz	1.25 kHz	1.6 kHz	2 kHz	2.5 kHz	3.15 kHz	4 kHz	5 kHz	α_w	Class
Quadsorber 4 F · Direct	0.05	0.08	0.10	0.16	0.20	0.29	0.38	0.48	0.64	0.73	0.80	0.81	0.83	0.87	0.89	0.89	0.89	0.88	0.50	D
Quadsorber 8 F · Direct	0.14	0.19	0.31	0.45	0.55	0.70	0.69	0.71	0.76	0.82	0.84	0.86	0.91	0.94	0.96	0.93	0.93	0.96	0.75	C

ISO 354 – Institut IGH, Zagreb, test report EN-72570/100/21-214/21, 2021

ISO 354 – Institut IGH, Zagreb, test report EN-2160/060/15-104/15, 2015-12-21

Tick a product and its mounting; the chart updates as you go. Up to 8 curves at once.

Product	Direct
Dot 8White, Black, White Wood, Black Wood, Walnut, Cherry, Oak
Eva 8White, Black, White Wood, Walnut, Cherry, Oak, Black Wood
Maze 8White, Black, White Wood, Black Wood, Walnut, Cherry, Oak
Twig 8White, Black, White Wood, Black Wood, Walnut, Cherry, Oak
ArchwoodWhite Wood, Black Wood, Walnut, Cherry, Oak

Product	Direct
Fiber PanelWhite, Black, Dark Grey, Grey, Light Grey, Wine Red, Blue, Sea Blue

Product	Direct
DecotrapQuad White, Quad Black, Quad White Wood, Quad Black Wood, Quad Walnut, Quad Cherry, Quad Oak, Maze White, Maze Black, Maze White Wood, Maze Black Wood, Maze Walnut, Maze Cherry, Maze Oak

Product	50 mm air gap	200 mm air gap
Bluefiber Panel I.12Pure Black, Warm White, Silver Grey, Light Grey, Anthracite Grey, Desert Taupe, Cotton Beige, Stone Beige	–
Bluefiber Panel II.12Pure Black, Warm White, Silver Grey, Light Grey, Anthracite Grey, Desert Taupe, Cotton Beige, Stone Beige	–
Bluefiber Panel I.25Pure Black, Warm White, Silver Grey, Light Grey, Anthracite Grey, Desert Taupe, Cotton Beige, Stone Beige	–
Bluefiber Panel II.25Pure Black, Warm White, Silver Grey, Light Grey, Anthracite Grey, Desert Taupe, Cotton Beige, Stone Beige	–
Bluefiber Panel I.40Pure Black, Warm White, Silver Grey, Light Grey, Anthracite Grey, Desert Taupe, Cotton Beige, Stone Beige	–
Bluefiber Panel II.40Pure Black, Warm White, Silver Grey, Light Grey, Anthracite Grey, Desert Taupe, Cotton Beige, Stone Beige	–
Bluefiber Pad 30 White
Bluefiber Pad 40 White
Bluefiber Pad 50 White
Bluefiber Pad 30Black, Marble, Grey
Bluefiber Pad 40Black, Marble, Grey
Bluefiber Pad 50Black, Marble, Grey
Bluefiber Wool 15 Black	–	–
Bluefiber Wool 15 White	–	–
Bluefiber Wool 20Black, White	–	–
Bluefiber Wool 30Black, White	–	–
Bluefiber Wool 40 Black	–	–
Bluefiber Wool 40 White	–	–